The district was established on April 30 1994, when five tambon were split off from Na Klang district.
Administration
The district is subdivided into 5 subdistricts (tambon), which are further subdivided into 51 villages (muban). Na Lao is a township (thesaban tambon) which covers parts of the tambon Na Lao and Thep Khiri. There are further 5 Tambon administrative organizations (TAO).